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2016, br. 29, str. 11-32
Tehnologija bušenja sa kolonom zaštitnih cevi
Ključne reči: kolona zaštitnih cevi; bušenje; CwD; primena
Sažetak
Konvencionalne metode bušenja se suočavaju sa raznim operativnim i finansijskim izazovima poput troškova nabavke, inspekcije, održavanja i transporta opreme za bušenje, a najviše sa konstantnim manevrom bušaćeg alata bilo da je potrebno da se proradi izbušeni interval, da se zameni kompozicija teškog alata ili po dostizanju konačne dubine bušotine. Konstantan manevar bušaćeg alata doprinosi ne samo povećanju neproduktivnog vremena već i poteškoćama prilikom bušenja, ukljućujući i nestabilnost kanala bušotine kao i gubitak cirkulacije. Svi navedeni problemi doveli su do razvoja novih rešenja i metoda među kojima se posebno istakla nova metoda bušenja - metoda bušenja kolonom zaštitnih cevi (casing while drilling). Casing while drilling metoda objedinjuje proces bušenja i cementacije bušotina i na taj način rešava probleme konvencionalnog bušenja. Ovaj rad opisuje novu metodu bušenja pomoću kolone zaštitnih cevi - casing while drilling (CwD) kao i njenu praktičnu primenu u procesu bušenja. izvršeno je poređenje konvencionalne metode bušenja i CwD metode i iz svih opisanih studija slučaja ustanovljeno je da CwD metoda pruža bolje performanse od konvencionalnog bušenja.
Reference
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O članku

jezik rada: engleski
vrsta rada: pregledni članak
DOI: 10.5937/podrad1629011P
objavljen u SCIndeksu: 13.01.2017.
Creative Commons License 4.0

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